US2925146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating system
Assignee: Motors Liquidation Co
•
Filing: 1954-11-08
•
Granted: 1960-02-16
•
Expires: 1974-11-08
Abstract
No abstract record available.
Inventors
- 👤 Arthur M Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:08
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/18; F01D25/20; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7866; Y10T137/7867; Y10T137/7868
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA467576A
Cited
US1997700A
Cited
US2197247A
Cited
US2071913A
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US2134237A
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US2336480A
Cited
US2458763A
Cited
US2610859A
Cited
GB676479A
Cited
US2706487A
Cited
US2633147A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |